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The number $100$ has four perfect square divisors, namely $1,$ $4,$ $25,$ and $100.$
What is the smallest positive integer that has exactly $2$ perfect square divisors?

 Jul 18, 2024
 #1
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The answer is \(4\)

 

1*1 = 1

2*2 = 4

 

Thanks! :)

 Jul 18, 2024
edited by NotThatSmart  Jul 18, 2024

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